method to get the sandbox path, documents directory path, caches directory path, TMP directory path

1, get the Sandbox directory path function:
NSString *homedir = Nshomedirectory ();

2. Method for obtaining the Documents directory path:
Nsarray *paths = Nssearchpathfordirectoriesindomains (Nsdocumentdirectory,nsuserdomainmask,yes);
NSString *docdir = [Paths objectatindex:0];

3, get the Caches directory path method:
Nsarray *paths = Nssearchpathfordirectoriesindomains (Nscachesdirectory,nsuserdomainmask,yes);
NSString *cachesdir = [Paths objectatindex:0];

4. Method to get the TMP directory path:
NSString *tmpdir = Nstemporarydirectory ();

method to get the sandbox path, documents directory path, caches directory path, TMP directory path